Calculate cost per unit. (Hound answer to 2 decimal ploces, es 5.25) Weighted-average cost per unit Calculate ending irventory, cost of goods sold, gross profit under each of the following methods, (1) LFO. (2) FIFO. (3) Average: cost. (Round average-cost method answers to 2 decimal places, es. 1,250.25 and other answars to 0 decimal places, es 1,250) Calculate gross profit rate under each of the following methods. (1) UFO. (2) FiFO. (3) Averoge-cost. (Round answers to 1 decimal ploce, es. 51.2 ) Compare results for the three cost flow assumptions and answer the following questions. In this period of rising prices. gives the highest cost of goods sold and the gross profit. gives the lowest cost of goods sold and the grossprofit